211837815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2311}}^1$

素因数の和:2429

約数の個数: 64

約数和(自身を含む): 435025920

約数和(自身を除く): 223188105

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 945, 1455, 2037, 2311, 2619, 3395, 4365, 6111, 6933, 10185, 11555, 13095, 16177, 18333, 20799, 30555, 34665, 48531, 62397, 80885, 91665, 103995, 145593, 224167, 242655, 311985, 436779, 672501, 727965, 1120835, 1569169, 2017503, 2183895, 3362505, 4707507, 6052509, 7845845, 10087515, 14122521, 23537535, 30262545, 42367563, 70612605, 211837815]

約数ペア:

[(1, 211837815), (3, 70612605), (5, 42367563), (7, 30262545), (9, 23537535), (15, 14122521), (21, 10087515), (27, 7845845), (35, 6052509), (45, 4707507), (63, 3362505), (97, 2183895), (105, 2017503), (135, 1569169), (189, 1120835), (291, 727965), (315, 672501), (485, 436779), (679, 311985), (873, 242655), (945, 224167), (1455, 145593), (2037, 103995), (2311, 91665), (2619, 80885), (3395, 62397), (4365, 48531), (6111, 34665), (6933, 30555), (10185, 20799), (11555, 18333), (13095, 16177)]